#003231
Closest named color: Jet (#212529). oklch(28.7% 0.049 192.6), rgb(0, 50, 49).
Aa
White text reads best on this color (13.99:1).
About this color
#003231 is a dark, muted teal or cyan. In OKLCH its lightness is 29%, its chroma 0.049 and its hue 193°. Its hue sits on the cool side of the wheel. The nearest named color is Jet (#212529), ΔE 0.051 away. White text reads best on it, at 13.99:1.
| Hue family | Teals and cyans |
| Lightness | dark (29%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Jet (#212529) |
| Black text | 1.50:1 |
| White text | 13.99:1 |
Values
| HEX | #003231 |
| RGB | rgb(0, 50, 49) |
| HSL | hsl(179, 100%, 10%) |
| OKLCH | oklch(28.7% 0.049 192.6) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #003231 | 13.99:1 | AAA | Lc -103.4 | Preferred for body text |
| Black text on #003231 | 1.50:1 | Fails | Lc 0.0 | Not readable |
| #003231 text on white | 13.99:1 | AAA | Lc 100.3 | Preferred for body text |
| #003231 text on black | 1.50:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F0F7F7
oklch(97.1% 0.007 197)
-
Step 100
100
#DEEEED
oklch(93.7% 0.017 192.3)
-
Step 200
200
#C2E0DF
oklch(88.5% 0.032 194.1)
-
Step 300
300
#95CDCB
oklch(80.9% 0.058 193.3)
-
Step 400
400
#4FB3B0
oklch(70.7% 0.093 192.6)
-
Step 500
500
#009E9B
oklch(63.2% 0.108 192.4)
-
Step 600
600
#008582
oklch(55.7% 0.096 192)
-
Step 700
700
#006F6D
oklch(49% 0.084 192.6)
-
Step 800
800
#005B5A
oklch(42.6% 0.073 193.5)
-
Step 900
900
#004C4B
oklch(37.7% 0.064 193.2)
-
Step 950
950 (this color)
#003231
oklch(28.7% 0.049 192.6)
#003231 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #2E2F31 | 0.051 |
| Deuteranopia (no green cones) | #272A31 | 0.047 |
| Tritanopia (no blue cones) | #003432 | 0.007 |
| Achromatopsia (no color) | #2C2C2C | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #003231
#003231
oklch(28.7% 0.049 192.6)
- #3F2024
#3F2024
oklch(28.7% 0.048 12.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #003231, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.051
- Midnight Green #073B4C ΔE 0.053
- Dark #1B2431 ΔE 0.053
- Gunmetal #293241 ΔE 0.055
- Oxford Blue #1B263B ΔE 0.056
- Pakistan Green #283618 ΔE 0.059
- Space Cadet #2B2D42 ΔE 0.063
- Dark Blue Grey #1F3B4D ΔE 0.064
Use #003231 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.